The 4th Foreign Regiment () is a training regiment of the Foreign Legion in the French Army. Prior to assuming the main responsibility of training Legion recruits, it was an infantry unit which participated in campaigns in Morocco, Levant, French Indochina, and Algeria. History, creation and different designations Created in November 1920 in Marrakesh, Morocco, the 4th Foreign Regiment became the 4th Foreign Infantry Regiment in 1922. Following its formation, the regiment was engaged in campaigns in Morocco in the Rif War between 1920 and 1934. The 4th and 5th battalions saw active service in the Levant between 1921 and 1926. World War II Dissolved in November 1940 to allow the creation of the 11th Foreign Infantry Regiment, 12th Foreign Infantry Regiment and then the 13th Demi-Brigade of the Foreign Legion, the 4th Foreign Regiment was recreated in 1941 under the designation of 4th Demi-Brigade of the Foreign Legion. The regiment participated in 1943 in the Tunisian campaign, seeing combat in the Zaghouan Mountain (or djebel). The regiment was again dissolved in June 1943, and its personnel were transferred to the Marching Regiment of the Foreign Legion (R.M.L.E.), which experienced heavy combat during the campaigns of France and Germany. Far East and North Africa The 4th Foreign Regiment was recreated in 1946. Battalions saw active service in Madagascar between 1947 and 1951. In the Far East, the 2nd and 5th battalions served as a single unit before being broken up to reinforce other regiments. Again dissolved in 1951, the <<4th>> was recreated in Morocco in March 1955, before being engaged in combat in Algeria between 1957 and 1962. In July 1962, the 4th Foreign Regiment was redeployed to Reggane in southern Algeria, tasked with guarding the oil fields and French nuclear facilities in the region. Subsequently the 4th Foreign Regiment was disbanded and its subordinate units incorporated into the 2nd Foreign Infantry Regiment. In October 1976 the Foreign Legion established a new Instruction Regiment (Regiment d'Instruction) at Castelnaudary by divesting the 2nd Foreign Infantry Regiment's Instruction Group (Groupement d' Instruction). Regiment of Instruction On September 1, 1977, the regimental colors of the 4e Etranger were entrusted to the Instruction Regiment of the Foreign Legion which had taken up garrison duties at Castelnaudary, a year earlier. On June 1, 1980, the unit was redesignated as the 4th Foreign Regiment. Present role Now based at Castelnaudary for more than 30 years, first